CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Sep. 30, 2024	Dec. 31, 2023
Current assets:
Cash and cash equivalents	$ 311,864	$ 315,457
Restricted cash	5,220	3,026
Short-term investments	7,463	10,174
Accounts receivable, net of allowances of $10,461 and $5,641 at September 30, 2024 and December 31, 2023, respectively	358,938	371,930
Inventories	482,038	389,774
Prepaid expenses and other	96,921	97,024
Total current assets	1,262,444	1,187,385
Property, plant and equipment, net	703,725	746,169
Deferred tax assets	52,443	51,620
Goodwill	148,512	146,558
Intangible assets, net	53,698	63,937
Other long-term assets	168,560	171,990
Total assets	2,389,382	2,367,659
Current liabilities:
Lines of credit	35,704	40,685
Accounts payable	150,247	158,261
Accrued liabilities and other	161,880	179,674
Income tax payable	3,506	10,459
Current portion of long-term debt	1,446	4,419
Total current liabilities	352,783	393,498
Long-term debt, net of current portion	20,717	16,979
Deferred tax liabilities	11,600	13,662
Unrecognized tax benefits	34,035	34,035
Other long-term liabilities	86,938	99,808
Total liabilities	506,073	557,982
Commitments and contingencies (See Note 9)
Stockholders' equity
Preferred stock - par value $1.00 per share; 1,000,000 shares authorized; no shares issued or outstanding	0	0
Common stock - par value $0.66 2/3 per share; 70,000,000 shares authorized; and 46,330,932 shares and 45,938,383 shares issued and outstanding at September 30, 2024 and December 31, 2023, respectively	37,082	36,819
Additional paid-in capital	517,129	509,861
Retained earnings	1,711,057	1,675,274
Treasury stock, at cost 9,288,420 shares and 9,286,862 shares at September 30, 2024 and December 31, 2023, respectively	(338,100)	(337,986)
Accumulated other comprehensive loss	(115,584)	(143,227)
Stockholders' equity	1,811,584	1,740,741
Noncontrolling interest	71,725	68,936
Total equity	1,883,309	1,809,677
Total liabilities and stockholders' equity	$ 2,389,382	$ 2,367,659